In 1887, John Bartholomew's Gazetteer of the British Isles described Aunby like this:
Aunby, hamlet, Castle Bytham par., S. Lincolnshire, 2 miles from Little Bytham ry. sta. and 5½ miles SW. of Bourn, pop. 63; P.O.
A Vision of Britain through Time includes a large library of local statistics for administrative units. For the best overall sense of how the area containing Aunby has changed, please see our redistricted information for the modern district of South Kesteven. More detailed statistical data are available under Units and statistics, which includes both administrative units covering Aunby and units named after it.
GB Historical GIS / University of Portsmouth, History of Aunby, in South Kesteven and Lincolnshire | Map and description, A Vision of Britain through Time.
Date accessed: 26th August 2016
Click here for more detailed advice on finding places within A Vision of Britain through Time, and maybe some references to other places called "Aunby".